Not So Droopy SCARA (Robot Arm)

Prompted by an email from JJRobots, here’s a single-arm SCARA design that I’ve been working on that could be suitable for drilling, 3D printing, etc.

A Bigger Delta

Learning a little about Delta 3D printers gave me enough confidence to design my own and I’m very happy to say that the genesis has been a lot of fun.

Machine Learning – The Good, the Bad and the Ugly

There are a lot of cats around where we live and some are agressive towards our pets. So here’s a description of a successful project to deter them from waiting outside our cat-flap to beat up our guys.

Flight Trim

A present for my daughter which turned into quite an enjoyable little project with a good outcome.

A Line in the Sand

Drawing in sand – it’s “just” a ball bearing moving around a circular, sand-covered tabletop using a concealed magnet – how hard can it be?

MK14 meets 7Bot

Programming this old computer by hand proved tedious so I decided to try a robot arm instead.

Board Anyone?

Making PCBs used to be hard. But now I’ve found EasyEDA and it’s great. Here are links to some boards I’ve made. So what’s stopping you. Get making!

A Little Logger

A quick route to a wireless data logger for testing ways to detect light levels outside